From 27463daced60b9a236f7d0ccb7c183b42913a89b Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@sensiolabs.de>
Date: Tue, 29 Jan 2019 14:08:21 +0100
Subject: [PATCH] [Mime] improve some types in docblocks

---
 src/Symfony/Component/Mime/MimeTypeGuesserInterface.php | 2 +-
 src/Symfony/Component/Mime/MimeTypes.php                | 4 ++++
 src/Symfony/Component/Mime/MimeTypesInterface.php       | 4 ++--
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/Symfony/Component/Mime/MimeTypeGuesserInterface.php b/src/Symfony/Component/Mime/MimeTypeGuesserInterface.php
index 630c903e88..68b05055e6 100644
--- a/src/Symfony/Component/Mime/MimeTypeGuesserInterface.php
+++ b/src/Symfony/Component/Mime/MimeTypeGuesserInterface.php
@@ -28,7 +28,7 @@ interface MimeTypeGuesserInterface
      *
      * @param string $path The path to the file
      *
-     * @return string The MIME type or null, if none could be guessed
+     * @return string|null The MIME type or null, if none could be guessed
      *
      * @throws \LogicException           If the guesser is not supported
      * @throws \InvalidArgumentException If the file does not exist or is not readable
diff --git a/src/Symfony/Component/Mime/MimeTypes.php b/src/Symfony/Component/Mime/MimeTypes.php
index 97c718eb19..b6aa5b6265 100644
--- a/src/Symfony/Component/Mime/MimeTypes.php
+++ b/src/Symfony/Component/Mime/MimeTypes.php
@@ -35,6 +35,10 @@ namespace Symfony\Component\Mime;
 final class MimeTypes implements MimeTypesInterface
 {
     private $extensions = [];
+
+    /**
+     * @var MimeTypeGuesserInterface[]
+     */
     private $guessers = [];
     private static $default;
 
diff --git a/src/Symfony/Component/Mime/MimeTypesInterface.php b/src/Symfony/Component/Mime/MimeTypesInterface.php
index ff842c4d69..9fbd2cc2da 100644
--- a/src/Symfony/Component/Mime/MimeTypesInterface.php
+++ b/src/Symfony/Component/Mime/MimeTypesInterface.php
@@ -19,14 +19,14 @@ interface MimeTypesInterface extends MimeTypeGuesserInterface
     /**
      * Gets the extensions for the given MIME type.
      *
-     * @return array an array of extensions (first one is the preferred one)
+     * @return string[] an array of extensions (first one is the preferred one)
      */
     public function getExtensions(string $mimeType): array;
 
     /**
      * Gets the MIME types for the given extension.
      *
-     * @return array an array of MIME types (first one is the preferred one)
+     * @return string[] an array of MIME types (first one is the preferred one)
      */
     public function getMimeTypes(string $ext): array;
 }